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2-Methylbutene

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Identification
Molecular formula
C5H10
CAS number
513-35-9 / 563-46-2 / 563-45-1
IUPAC name
2-methylbut-1-ene;2-methylbut-2-ene;3-methylbut-1-ene
State
State

At room temperature, 2-Methylbutene is found in its liquid state. It is a volatile liquid that readily forms vapor when exposed to the atmosphere.

Melting point (Celsius)
-137.00
Melting point (Kelvin)
136.15
Boiling point (Celsius)
34.10
Boiling point (Kelvin)
307.25
General information
Molecular weight
70.13g/mol
Molar mass
70.1340g/mol
Density
0.6600g/cm3
Appearence

2-Methylbutene is generally observed as a colorless liquid. It is volatile and can easily form vapors. When exposed to air, it has a characteristic hydrocarbon odor.

Comment on solubility

Solubility of 2-Methylbut-1-ene, 2-Methylbut-2-ene, and 3-Methylbut-1-ene

The solubility characteristics of the alkenes 2-methylbut-1-ene, 2-methylbut-2-ene, and 3-methylbut-1-ene can be intriguing, as they encompass several factors influencing their interactions in various solvents.

Key Points of Solubility:

  • Hydrophobic Nature: Being hydrocarbons with double bonds, these compounds exhibit a low solubility in water. This characteristic is primarily due to the non-polar nature of their molecular structure, which does not favor interaction with polar solvents like water.
  • Solubility in Organic Solvents: In contrast, they are relatively soluble in non-polar organic solvents such as hexane, diethyl ether, and toluene, making them suitable for organic reaction environments.
  • Effect of Structural Isomerism: Although all three compounds are isomers, subtle differences in their structure can lead to variations in their degree of solubility in certain solvents. For instance, the branching in their carbon chain may affect their packing efficiency and intermolecular forces.

In practice, it is often observed that solubility can be influenced by factors such as temperature and the specific solvent used. As a rule of thumb, "like dissolves like" serves as a reliable guideline for predicting solubility interactions.

To summarize, when considering the solubility of 2-methylbut-1-ene, 2-methylbut-2-ene, and 3-methylbut-1-ene, one can anticipate that:

  • They will show limited miscibility with water.
  • They will demonstrate better solubility in organic solvents.

Understanding the solubility of these alkenes is vital for applications in organic synthesis, where solvent selection plays a crucial role in reaction efficiency and product yield.

Interesting facts

Interesting Facts about 2-methylbut-1-ene, 2-methylbut-2-ene, and 3-methylbut-1-ene

The compounds 2-methylbut-1-ene, 2-methylbut-2-ene, and 3-methylbut-1-ene are noteworthy members of the alkene family, which are characterized by the presence of a carbon-carbon double bond. Here are some intriguing facts about these compounds:

  • Structural Isomers: These three compounds are examples of structural isomers, meaning they have the same molecular formula but differ in the arrangement of their atoms. This leads to variations in their chemical properties and reactivities.
  • Reactivity: As alkenes, they are more reactive than their saturated counterparts (alkanes) due to the double bond, which can participate in reactions such as addition reactions, polymerization, and more.
  • Uses in Synthesis: They serve as valuable intermediates in organic synthesis, allowing chemists to construct more complex molecules. For example, they can be utilized to create plastics, alcohols, and other functional groups through various reaction pathways.
  • Stereochemistry: 2-methylbut-2-ene can exhibit geometric isomerism due to the double bond, resulting in different spatial arrangements (cis and trans configurations), which can affect the compound's physical properties.
  • Presence in Nature: Alkenes, including variants of methylbutenes, are found in various natural products and can also be formed during the breakdown of organic materials, showcasing their importance in both synthetic and natural chemistry.

In conclusion, the exploration of 2-methylbut-1-ene, 2-methylbut-2-ene, and 3-methylbut-1-ene not only highlights the underlying structural diversity of alkenes but also expands our understanding of their role in both chemical manufacturing and nature. As stated by chemist Linus Pauling, "The best way to have a good idea is to have a lot of ideas," and studying these compounds certainly opens up a multitude of avenues for innovative research and applications.

Synonyms
SCHEMBL27535903